A global index produced by J.P. Morgan rose to a 70-month high of 56.7 last month, compared to 55.4 in February. Despite expansion in the euro zone, the strength of growth is spread out. Ireland and Spain moved into expansionary territory this month. Separately, Russia continues to lag, just barely registering growth for the second month in a row.

Click Continue Reading for a sortable chart of manufacturing activity across the country.